Table of Contents
Advertisement
b) Compressed air cleaning (CAC)
for all bore hole diameters d
c) Cleaning for under water
for all bore hole diameters d
d) Cleaning of hammer drilled holes and diamond cored holes
for all bore hole diameters d
09 / 2014
and all bore hole depth h
0
Blow 2 times from the back of the hole (if needed with nozzle extension)
over the hole length with oil-free compressed air (min. 6 bar at 6 m³/h)
until return air stream is free of noticeable dust.
Bore hole diameter ≥ 32 mm the compressor must supply a minimum air
flow of 140 m³/hour.
Brush 2 times with the specified brush size by inserting the steel brush
Hilti HIT-RB to the back of the hole (if needed with extension) in a twisting
motion and removing it.
The brush must produce natural resistance as it enters the bore hole - if
not the brush is too small and must be replaced with the proper brush
diameter.
Blow again with compressed air 2 times until return air stream is free of
noticeable dust.
and all bore hole depth h
0
Flush 2 times the hole by inserting a water hose (water-line pressure) to
the back of the hole until water runs clear.
Brush 2 times with the specified brush size by inserting the steel brush
Hilti HIT-RB to the back of the hole (if needed with extension) in a twisting
motion and removing it.
The brush must produce natural resistance as it enters the bore hole - if
not the brush is too small and must be replaced with the proper brush
diameter.
Flush again 2 times the hole by inserting a water hose (water-line
pressure) to the back of the hole until water runs clear.
and all bore hole depth h
0
Flush 2 times the hole by inserting a water hose (water-line pressure) to
the back of the hole until water runs clear.
Brush 2 times with the specified brush size by inserting the steel brush
Hilti HIT-RB to the back of the hole (if needed with extension) in a twisting
motion and removing it.
The brush must produce natural resistance as it enters the bore hole - if
not the brush is too small and must be replaced with the proper brush
diameter.
These pages are part of the Anchor Fastening Technology Manual issue September 2014
0
0
0
Hilti HIT-RE 500 mortar
with HIS-(R)N sleeve
581
Advertisement
Table of Contents
